diff --git a/builtin/providers/aws/resource_aws_route.go b/builtin/providers/aws/resource_aws_route.go
index f6e0a8589..2cfc19e16 100644
--- a/builtin/providers/aws/resource_aws_route.go
+++ b/builtin/providers/aws/resource_aws_route.go
@@ -15,8 +15,8 @@ import (
 )
 
 // How long to sleep if a limit-exceeded event happens
-var routeTargetValidationError = errors.New("Error: more than 1 target specified. Only 1 of gateway_id" +
-	"nat_gateway_id, instance_id, network_interface_id, route_table_id or" +
+var routeTargetValidationError = errors.New("Error: more than 1 target specified. Only 1 of gateway_id, " +
+	"nat_gateway_id, instance_id, network_interface_id, route_table_id or " +
 	"vpc_peering_connection_id is allowed.")
 
 // AWS Route resource Schema declaration